Wilden PS4 – 38 mm (1-1/2”) Stallion® Solids Handling Metal Pump

The Wilden® PS4 – 1-1/2″ / 38 mm Stallion® Original™ Clamped Metal AOD pumps are available in aluminum and ductile iron.

They come equipped with the Pro-Flo® SHIFT Air Distribution System (ADS) that provides 60% savings in air consumption, more yield per SCFM, precisely metered air consumption for less product waste and maximum Mean Time Between Repair (MTBR). Available Pro-Flo SHIFT center section material is aluminum.

Elastomers are available in the following materials:

Geolast^®
Polyurethane
Saniflex™
Wil-Flex™

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Wilden PS4 – 38 mm (1-1/2”) Stallion® Solids Handling Metal Pump

Features & Benefits

Decades of proven performance
Excellent for abrasive products and solid-laden slurries
Intrinsically safe
Clamped connections for faster maintenance
Large internal clearance and flow-through design to prevent clogging
ON/OFF reliability
Unique ball/seat check valve assembly to maximize part life, suction lift and rates
Ultra-Flex diaphragm technology increases parts life
Polyurethane screen base for added durability
Self-priming
Variable speed
Dry-run without damage
Single-point exhaust option
Shear-sensitive
Widest range of materials in the industry

DEPENDABLE

Longest Mean Time Between Repair (MTBR)
Proven air distribution system (ADS)
Simplicity of design
Superior anti-freezing
Increased On/Off reliability

ECONOMICAL

Greater flow per SCFM input
Reduced air consumption and kilowatt usage
Lower operational costs and downtime
Optimized applications

Performance

WETTED HOUSINGS (WATER CHAMBERS AND MANIFOLDS)

Material	Ship Wt
Aluminum	22 kg (49 lbs)
Ductile Iron	30 kg (66 lbs)

NON-WETTED HOUSINGS

Description	Material
Center Section	Aluminum
Air Valve	Aluminum

FLOW RATE TO 307 LPM (81 GPM)
MAX PRESSURE = 8.6 BAR (125 PSI)

MAXIMUM SUCTION LIFT CAPABILITY

5.7 m (18.7″) Dry, 9.0 m (29.5″) Wet

MAXIMUM DIAMETER SOLIDS

13 mm (1/2″)

DISPLACEMENT PER STROKE

TPE EZ-Install- 0.8 l (0.22 gal)

Elastometer Options

Elastomer

Material	Temperature Limits
Geolast^®	-40 to +82 °C (-40 to +180 °F)
Polyurethane	-12 to +66 °C (+10 to +150 °F)
Saniflex™	-28.9 to +104.4 °C (+20 to +220 °F)
Wil-Flex™	-40 to +107.2 °C (-40 to +225 °F)

Manuals

Manuals

Wilden PS4 – 38 mm (1-1/2”) Stallion® Solids Handling Metal Pump Manual

Following are a wide range of installation, engineering, and maintenance manuals for Wilden diaphragm pumps. These can assist you in ordering any spares parts you may require, and assist with any installation and troubleshooting you may encounter.